<?php

namespace App\Controller\Admin;

use App\Service\FileUploaderService;
use EasyCorp\Bundle\EasyAdminBundle\Router\AdminUrlGenerator;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\Asset\PathPackage;
use Symfony\Component\Asset\VersionStrategy\EmptyVersionStrategy;
use Symfony\Component\Form\Extension\Core\Type\FileType;
use Symfony\Component\Form\Extension\Core\Type\SubmitType;
use Symfony\Component\HttpFoundation\File\UploadedFile;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Symfony\Component\Routing\Attribute\Route;
use Symfony\Component\Security\Http\Attribute\IsGranted;
use Symfony\Component\Validator\Constraints\File;

#[IsGranted("ROLE_ADMIN")]
class PhotoManagerAdminController extends AbstractController
{

    private AdminUrlGenerator $adminUrlGenerator;
    private FileUploaderService $fileUploader;

    public function __construct(
        AdminUrlGenerator $adminUrlGenerator,
        FileUploaderService $fu
    ) {
        $this->adminUrlGenerator = $adminUrlGenerator;
        $this->fileUploader = $fu;
    }


    #[Route('/admin/photos', name: 'admin_photos')]
    public function index(): Response
    {
        $fileData = [];

        $dir = $this->fileUploader->getTargetDirectory();
        $pathPackage = new PathPackage($dir, new EmptyVersionStrategy());

        foreach (glob($dir . '*.*') as $file) {
            $filename = basename($file);
            $fileData[] = [
                "filename" => $filename,
                "url" => $pathPackage->getUrl($filename),
            ];
        }

        //return new JsonResponse(["dir" => $dir, "response" => $fileData]);

        return $this->render('admin/photo_manager/index.html.twig', [
            'photoList' => $fileData,
        ]);
    }

    #[Route('/admin/photos/upload', name: 'admin_photos_upload')]
    public function uploadPhoto(
        Request $request
    ): Response {

        $form = $this->createFormBuilder()
            ->add('file', FileType::class, [
                'mapped' => false,
                'required' => false,
                'constraints' => [
                    new File([
                        'maxSize' => '2048k',
                        'mimeTypes' => [
                            'image/jpeg',
                            'image/png',
                            'image/svg+xml',
                            'image/webp',
                        ],
                        'mimeTypesMessage' => 'Please upload a valid image!',
                    ])
                ],
            ])
            ->add('submit', SubmitType::class)
            ->getForm();

        $form->handleRequest($request);

        if ($form->isSubmitted() && $form->isValid()) {
            /** @var UploadedFile $uploadedPhoto */
            $uploadedPhoto = $form->get('file')->getData();

            if ($uploadedPhoto) {
                $filename = $this->fileUploader->upload($uploadedPhoto);
            }

            $url = $this->adminUrlGenerator->setRoute('admin_photos')->generateUrl();
            return $this->redirect($url);
        }

        return $this->render('admin/adminEdit.html.twig', [
            'form' => $form,
            'ElementName' => "Photo",
            'ElementType' => "New Photo",
        ]);
    }

    #[Route('/admin/photos/remove/{filename}', name: 'admin_photos_remove')]
    public function remove(string $filename): Response
    {
        $filePath = $this->fileUploader->getTargetDirectory() . $filename;
        $deleted = $this->fileUploader->deleteFile($filePath);

        if (!$deleted) {
            throw new HttpException("404", "File can't be deleted");
        }

        $url = $this->adminUrlGenerator->setRoute('admin_photos')->generateUrl();
        return $this->redirect($url);
    }
}